Find the third term of the geometric sequence when ai = and r = -2
A. -
B. 1
c.
D.-4

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Match each inequality to the number line that represents its solution

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)